which brought it down to about 11k for the entire hardware. If anyone's interested, I can post the code...

Yes please!! Always nice to learn from working code. How did the benchmarks fare against the original Z80? Guessing it was much faster? Kicking myself for not taking a compiler class at university and having the "Dragon book" to learn from. Was too busy chasing a certain female at the time who ended up being a dragon herself.